Fix set.forcedLevel

Changes set.level to set.forcedLevel after validation
Replace Thief with Knock Off on Persian

Knock Off is far more viable, even taking Technician into account.
Merge pull request #781 from Relados/patch-39

Replace Thief with Knock Off on Persian
April Fool's 2014 is over
Prevent Fire Blast and Lava Plume together

Similar reasoning as preventing Hydro Pump and Scald together
Merge pull request #782 from Relados/patch-40

Prevent Fire Blast and Lava Plume together
Fix crash when accepting/cancelling tournament challenges before a tournament has started
Merge pull request #785 from kotarou3/tournaments

Fix crash when accepting/cancelling tournament challenges before a tournament has started
Disable HTML in /weak
Merge pull request #786 from kotarou3/bugfix

Disable HTML in /weak
Change Dark/Fairy Aura boost to 1.33x
Prevent Chesto Berry with Hydration + Rain Dance
Prevent Snow Warning Nature Power Aurorus
Initial RU banlist

Smogon announcement forthcoming
Make dexsearch return nothing on impossible search

If someone uses "dexsearch scald, !scald" it should automatically return no Pokemon found, as the statement is always false and nothing can match that criteria.
Make dexsearch return nothing on impossible search

Same reasoning as before, with all parameters
Merge pull request #787 from Relados/patch-41

Prevent Chesto Berry with Hydration + Rain Dance
Merge pull request #788 from Relados/patch-42

Prevent Snow Warning Nature Power Aurorus
Merge pull request #789 from Relados/patch-43

Make dexsearch return nothing on impossible search
Add RU (beta) format